Trying to invest in the next big thing can end up costing you a lot of money.
And that's why speculative investors should only risk money they are willing to lose, according to media mogul Gary Vaynerchuk, who also goes by the name Gary Vee.
Check out this video to learn Vaynerchuk's four rules for investing.
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Disclosure: NBCUniversal and Comcast Ventures are investors in Acorns.